/*
  CallVer public website.
  Official palette, used through these variables:
  Midnight Navy #101D32, Electric Blue #2563EB, Ice Blue #EAF1FF,
  Soft White #F3F6FC, Slate Blue #1C3555.
  --color-wordmark-field matches the supplied wordmark file's own background
  so that JPEG can sit without a visible frame. It is not a sixth brand color.
*/

:root {
  --color-navy: #101D32;
  --color-blue: #2563EB;
  --color-ice: #EAF1FF;
  --color-soft-white: #F3F6FC;
  --color-slate: #1C3555;
  --color-wordmark-field: #000E28;
  --color-paper: var(--color-ice);
  --color-paper-deep: color-mix(in srgb, var(--color-ice) 86%, var(--color-slate));
  --color-surface: var(--color-soft-white);
  --color-ink: var(--color-slate);
  --color-ink-soft: color-mix(in srgb, var(--color-slate) 88%, var(--color-navy));
  --color-muted: color-mix(in srgb, var(--color-slate) 76%, var(--color-ice));
  --color-line: color-mix(in srgb, var(--color-slate) 16%, var(--color-ice));
  --color-line-strong: color-mix(in srgb, var(--color-slate) 34%, var(--color-ice));
  --color-accent: var(--color-blue);
  --color-accent-hover: color-mix(in srgb, var(--color-blue) 78%, var(--color-navy));
  --color-on-accent: var(--color-soft-white);
  --color-inverse: var(--color-navy);
  --color-inverse-text: var(--color-soft-white);
  --color-inverse-muted: color-mix(in srgb, var(--color-soft-white) 78%, var(--color-navy));
  --color-inverse-line: var(--color-slate);
  --color-focus: var(--color-blue);
  --color-selection: color-mix(in srgb, var(--color-ice) 70%, var(--color-blue));
  --color-logo-plate: #000000;
  --shadow-soft: 0 18px 40px color-mix(in srgb, var(--color-navy) 12%, transparent);
  --font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --font-sans: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --measure: 40rem;
  --wrap: 70rem;
  --header-height: 4.5rem;
  --radius: 1.25rem;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
}

code {
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.92em;
  overflow-wrap: anywhere;
}

a:hover {
  color: var(--color-accent-hover);
}

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

::selection {
  background: var(--color-selection);
  color: var(--color-ink);
}

.skip {
  position: absolute;
  left: 1rem;
  top: 0;
  transform: translateY(-120%);
  background: var(--color-inverse);
  color: var(--color-inverse-text);
  padding: 0.6rem 0.9rem;
  z-index: 20;
}

.skip:focus {
  transform: none;
}

.wrap {
  width: min(calc(100% - 2.5rem), var(--wrap));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-navy);
  border-bottom: 1px solid color-mix(in srgb, var(--color-soft-white) 14%, var(--color-navy));
}

.header-bar {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: relative;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--color-soft-white);
  font-weight: 600;
  letter-spacing: -0.02em;
  font-size: 1.125rem;
}

.brand img {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.7rem;
  background: var(--color-logo-plate);
  object-fit: cover;
}

.nav-toggle {
  position: absolute;
  right: 1.25rem;
  top: 0.85rem;
  width: 4.75rem;
  height: 2.75rem;
  margin: 0;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
}

.nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  min-width: 2.75rem;
  padding: 0 0.9rem;
  border: 1px solid color-mix(in srgb, var(--color-soft-white) 32%, var(--color-navy));
  border-radius: 999px;
  background: transparent;
  color: var(--color-soft-white);
  cursor: pointer;
  font-size: 0.95rem;
}

.nav-button:hover {
  border-color: var(--color-accent);
}

.nav-toggle:focus-visible + .nav-button {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

.primary {
  display: none;
}

.nav-toggle:checked ~ .primary {
  display: flex;
  flex-direction: column;
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  background: var(--color-soft-white);
  border-bottom: 1px solid var(--color-line);
  padding: 0.4rem 1.25rem 1rem;
  gap: 0.15rem;
}

.primary a {
  text-decoration: none;
  padding: 0.7rem 0.9rem;
  border-radius: 999px;
  color: var(--color-soft-white);
}

.nav-toggle:checked ~ .primary a {
  color: var(--color-slate);
}

.primary a[aria-current="page"] {
  background: color-mix(in srgb, var(--color-soft-white) 12%, var(--color-navy));
}

.nav-toggle:checked ~ .primary a[aria-current="page"] {
  background: var(--color-ice);
  color: var(--color-navy);
}

.primary a.nav-cta {
  background: var(--color-accent);
  color: var(--color-on-accent);
  text-align: center;
}

.primary a.nav-cta:hover {
  background: var(--color-accent-hover);
  color: var(--color-on-accent);
}

@media (min-width: 880px) {
  .nav-toggle,
  .nav-button {
    display: none;
  }

  .primary,
  .nav-toggle:checked ~ .primary {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 0.15rem;
    padding: 0;
    border: 0;
    background: transparent;
  }
}

.hero {
  background: var(--color-wordmark-field);
  color: var(--color-soft-white);
  padding: 0.75rem 0 3.5rem;
}

.wordmark {
  width: min(100%, 34rem);
  height: auto;
  margin: 0 0 0.25rem;
  background: var(--color-wordmark-field);
}

.hero .eyebrow,
.hero .lede,
.hero .facts {
  color: var(--color-inverse-muted);
}

.hero h1 {
  color: var(--color-soft-white);
}

.hero .button-secondary {
  color: var(--color-soft-white);
  border-color: color-mix(in srgb, var(--color-soft-white) 42%, var(--color-wordmark-field));
  background: transparent;
}

.hero .button-secondary:hover {
  border-color: var(--color-soft-white);
  color: var(--color-soft-white);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(18rem, 0.92fr);
  gap: 3rem;
  align-items: start;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--color-muted);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

h1 {
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
}

.lede {
  margin: 1.25rem 0 0;
  max-width: 38rem;
  font-size: 1.2rem;
  color: var(--color-ink-soft);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.9rem;
  padding: 0.65rem 1.15rem;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid transparent;
  font-size: 1rem;
}

.button-primary {
  background: var(--color-accent);
  color: var(--color-on-accent);
}

.button-primary:hover {
  background: var(--color-accent-hover);
  color: var(--color-on-accent);
}

.button-secondary {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-line-strong);
}

.button-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-ink);
}

.facts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.facts li {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.facts li::before {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--color-accent);
}

.report-card {
  background: var(--color-surface);
  color: var(--color-ink);
  border: 1px solid color-mix(in srgb, var(--color-slate) 22%, var(--color-soft-white));
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: 1.35rem 1.35rem 1.1rem;
}

.report-kicker,
.report-foot {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.report-title {
  margin: 0.35rem 0 1rem;
  font-family: var(--font-serif);
  font-size: 1.7rem;
  letter-spacing: -0.03em;
}

.report-card dl {
  margin: 0;
}

.report-card dl div {
  display: grid;
  grid-template-columns: 9.25rem 1fr;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-top: 1px solid var(--color-line);
}

.report-card dt {
  font-weight: 600;
}

.report-card dd {
  margin: 0;
  color: var(--color-ink-soft);
}

.report-foot {
  margin-top: 0.9rem;
}

.band {
  padding: 4.25rem 0;
}

.band-surface {
  background: var(--color-soft-white);
  border-block: 1px solid var(--color-line);
}

.section-head {
  max-width: 40rem;
  margin-bottom: 2rem;
}

.section-head h2,
.prose h2,
.cta h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.7rem);
}

.section-head p,
.intro {
  margin: 0.9rem 0 0;
  color: var(--color-ink-soft);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 3rem;
  align-items: start;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.steps li {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 0.5rem 1rem;
  padding: 1.35rem 0;
  border-top: 1px solid var(--color-line);
}

.steps li:last-child {
  border-bottom: 1px solid var(--color-line);
}

.step-num {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  line-height: 1;
  color: var(--color-accent);
  padding-top: 0.15rem;
}

.steps h3,
.feature-list h3,
.benefit-list h3,
.flow h3 {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
}

.steps p,
.feature-list p,
.benefit-list p,
.flow p,
.note p {
  margin: 0;
  color: var(--color-ink-soft);
}

.feature-list,
.benefit-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 0;
  padding: 0;
}

.feature-list article,
.benefit-list article {
  padding: 1.4rem 1.5rem 1.4rem 0;
  border-top: 1px solid var(--color-line);
}

.feature-list article:nth-child(odd),
.benefit-list article:nth-child(odd) {
  padding-right: 2rem;
  border-right: 1px solid var(--color-line);
}

.feature-list article:nth-child(even),
.benefit-list article:nth-child(even) {
  padding-left: 2rem;
}

.flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.flow li {
  background: var(--color-soft-white);
  border: 1px solid var(--color-line);
  border-radius: 1rem;
  padding: 1.15rem;
  min-height: 100%;
}

.band-surface .flow li {
  background: var(--color-paper);
}

.flow span {
  display: block;
  margin-bottom: 0.8rem;
  color: var(--color-accent);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.note {
  margin-top: 1.5rem;
  padding: 1.15rem 1.25rem;
  border-left: 3px solid var(--color-accent);
  background: var(--color-paper);
}

.band-surface .note,
.page .note {
  background: var(--color-paper-deep);
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem 3rem;
}

.two-col h3 {
  margin: 0 0 0.4rem;
  font-size: 1.35rem;
}

.two-col p {
  margin: 0;
  color: var(--color-ink-soft);
}

.meta-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 0;
  padding: 0;
  list-style: none;
}

.meta-list li {
  padding: 1rem 1.25rem 1rem 0;
  border-top: 1px solid var(--color-line);
  color: var(--color-ink-soft);
}

.meta-list strong {
  display: block;
  margin-bottom: 0.15rem;
  color: var(--color-ink);
  font-weight: 600;
}

.band-emphasis {
  background: var(--color-inverse);
  color: var(--color-inverse-text);
}

.band-emphasis .eyebrow,
.band-emphasis .section-head p,
.band-emphasis .intro,
.band-emphasis li {
  color: var(--color-inverse-muted);
}

.band-emphasis h2,
.band-emphasis h3,
.band-emphasis strong {
  color: var(--color-inverse-text);
}

.band-emphasis a {
  color: var(--color-inverse-text);
  text-underline-offset: 0.16em;
}

.band-emphasis a:hover {
  color: var(--color-inverse-text);
}

.band-emphasis .note {
  background: transparent;
  border-left-color: var(--color-inverse-muted);
}

.cta {
  padding: 4.5rem 0 5rem;
}

.cta-panel {
  background: var(--color-inverse);
  color: var(--color-inverse-text);
  border-radius: 1.5rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  display: grid;
  grid-template-columns: 1.4fr auto;
  gap: 2rem;
  align-items: center;
}

.cta-panel p {
  margin: 0.8rem 0 0;
  color: var(--color-inverse-muted);
  max-width: 38rem;
}

.cta-panel .button-primary:hover {
  color: var(--color-on-accent);
}

.site-footer {
  background: var(--color-inverse);
  color: var(--color-inverse-text);
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
}

.site-footer .brand {
  color: var(--color-inverse-text);
  margin-bottom: 0.8rem;
}

.site-footer p,
.site-footer a {
  color: var(--color-inverse-muted);
}

.site-footer a {
  display: block;
  text-decoration: none;
  padding: 0.2rem 0;
}

.site-footer a:hover {
  color: var(--color-inverse-text);
}

.footer-title {
  margin: 0 0 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
}

.footer-base {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-inverse-line);
  color: var(--color-inverse-muted);
  font-size: 0.92rem;
}

.page {
  padding: 3.5rem 0 4.5rem;
}

.prose {
  max-width: var(--measure);
}

.prose h1 {
  font-size: clamp(2.4rem, 4vw, 3.6rem);
}

.prose h2 {
  margin: 2.4rem 0 0.6rem;
  font-size: 1.7rem;
}

.prose h3 {
  margin: 1.5rem 0 0.4rem;
  font-size: 1.25rem;
}

.prose p,
.prose li {
  color: var(--color-ink-soft);
}

.prose ul,
.prose ol {
  padding-left: 1.2rem;
}

.prose li + li {
  margin-top: 0.35rem;
}

.prose a {
  color: var(--color-accent-hover);
  text-underline-offset: 0.16em;
}

.review-note {
  margin: 1.5rem 0 0;
  padding: 1rem 1.1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-left: 3px solid var(--color-accent);
  border-radius: 0.8rem;
}

.toc {
  margin: 1.5rem 0 0;
  padding: 1rem 1.1rem;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 0.8rem;
}

.toc ol {
  margin: 0.4rem 0 0;
  padding-left: 1.2rem;
}

.toc a {
  text-decoration: none;
}

.toc a:hover {
  text-decoration: underline;
}

.email-link {
  display: inline-block;
  margin: 1rem 0 0;
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  letter-spacing: -0.03em;
  color: var(--color-ink);
  overflow-wrap: anywhere;
}

h1,
h2,
h3,
section[id] {
  scroll-margin-top: 5.5rem;
}

@media (max-width: 879px) {
  .hero {
    padding-top: 2.8rem;
  }

  .hero-grid,
  .split,
  .feature-list,
  .benefit-list,
  .flow,
  .meta-list,
  .two-col,
  .cta-panel,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .feature-list article:nth-child(odd),
  .benefit-list article:nth-child(odd),
  .feature-list article:nth-child(even),
  .benefit-list article:nth-child(even) {
    padding-left: 0;
    padding-right: 0;
    border-right: 0;
  }

  .report-card dl div {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }

  .cta-panel .button {
    justify-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

@media print {
  .site-header,
  .skip,
  .actions,
  .cta,
  .site-footer {
    display: none;
  }

  body {
    background: white;
    color: black;
  }

  .prose {
    max-width: none;
  }

  a {
    text-decoration: underline;
  }
}